Xmind - Xmind is a brainstorming and mind mapping application.
Zeplin - Collaboration app for UI designers & frontend developers
FreeMind - FreeMind is a premier free mind-mapping software written in Java.
Pamela for Skype - A versatile and easy to use Skype audio and video recording software. Features
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
ActiveWords - Auto correct on steroids